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v3.4.0.3

Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Income (Loss) | Treasury Stock | Noncontrolling Interest
--- | --- | --- | --- | --- | --- | --- | ---
Balance at beginning of period (in shares) at Dec. 31, 2014 |  | 154,327 |  |  |  |  |
Balance at beginning of period at Dec. 31, 2014 | $ 1,472,536 | $ 2,033 | $ 683,611 | $ 545,357 | $ (14,210) | $ (4,801) | $ 260,546
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income (loss) | 46,401 |  |  | 34,279 |  |  | 12,122
Foreign currency translation adjustments | (11,747) |  |  |  | (8,749) |  | (2,998)
Unrealized gain on marketable securities | 354 |  |  |  | 264 |  | 90
Stock-based compensation expense | 8,010 |  | 8,010 |  |  |  |
Amount withheld for employee stock purchase plan | 55 |  | 55 |  |  |  |
Distributions to noncontrolling interest | (20,982) |  |  |  |  |  | (20,982)
Common stock dividends ($0.15 per share) | (23,150) |  |  | (23,150) |  |  |
Common shares issued upon vesting of restricted stock units (in shares) |  | 6 |  |  |  |  |
Common shares issued upon vesting of restricted stock units | 0 | $ 0 |  |  |  |  |
Treasury shares withheld (in shares) |  | (2) |  |  |  |  |
Treasury shares withheld | (36) |  |  |  |  | (36) |
Balance at end of period (in shares) at Mar. 31, 2015 |  | 154,331 |  |  |  |  |
Balance at end of period at Mar. 31, 2015 | 1,471,441 | $ 2,033 | 691,676 | 556,486 | (22,695) | (4,837) | 248,778
Balance at beginning of period (in shares) at Dec. 31, 2015 |  | 155,146 |  |  |  |  |
Balance at beginning of period at Dec. 31, 2015 | 1,451,426 | $ 2,045 | 712,486 | 531,621 | (25,555) | (9,298) | 240,127
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income (loss) | (2,408) |  |  | (772) |  |  | (1,636)
Foreign currency translation adjustments | 2,662 |  |  |  | 1,987 |  | 675
Unrealized gain on marketable securities | 191 |  |  |  | 143 |  | 48
Stock-based compensation expense | 4,104 |  | 4,104 |  |  |  |
Amount withheld for employee stock purchase plan | 104 |  | 104 |  |  |  |
Distributions to noncontrolling interest | (5,012) |  |  |  |  |  | (5,012)
Common stock dividends ($0.15 per share) | (23,300) |  |  | (23,300) |  |  |
Common shares issued upon vesting of restricted stock units (in shares) |  | 224 |  |  |  |  |
Common shares issued upon vesting of restricted stock units | 0 | $ 3 | (3) |  |  |  |
Common shares issued for ESPP (in shares) |  | 29 |  |  |  |  |
Common shares issued for ESPP | 388 |  | 388 |  |  |  |
Treasury shares withheld (in shares) |  | (41) |  |  |  |  |
Treasury shares withheld | (584) |  |  |  |  | (584) |
Balance at end of period (in shares) at Mar. 31, 2016 |  | 155,358 |  |  |  |  |
Balance at end of period at Mar. 31, 2016 | $ 1,427,571 | $ 2,048 | $ 717,079 | $ 507,549 | $ (23,425) | $ (9,882) | $ 234,202

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